What is Federal Supply Class 4920?

FSC 4920 is the Federal Supply Class (formally known as NATO Supply Classification Class NSC 4920) in the USA for supply items codified in the category of Aircraft Maintenance and Repair Shop Specialized Equipment.

What is NATO Supply Classification Class 4920?

NSC 4920 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 4920 in the USA) for supply items codified in the category of Aircraft Maintenance and Repair Shop Specialized Equipment.

Which Federal Supply Group is FSC 4920 in?

FSC 4920 is in Federal Supply Group (FSG) 49 which contains Maintenance and Repair Shop Equipment.

Which NATO Supply Classification Group is NSC 4920 in?

NSC 4920is in NATO Supply Classification Group (NSG) 49 which contains Maintenance and Repair Shop Equipment.

What is a Flight Control System Test Set?

A Flight Control System Test Set (TEST SET,FLIGHT CONTROL SYSTEM) is a test set primarily designed for use in making examinations of a flight control system.

What is a Test Adapter?

A Test Adapter (ADAPTER,TEST) is an adapter which provides facilities for electrically connecting an item to be tested and a piece of test equipment. Do not use for interconnecting cables. Includes plug-in electronic component socket adapters which provide terminations for dynamic testing while an electronic component is inserted. See also COUPLER, TEST SET.

What is an Aircraft Engine Maintenance Stand?

An Aircraft Engine Maintenance Stand (STAND,MAINTENANCE,AIRCRAFT ENGINE) is a structure designed for overhauling, assembling, disassembling and repairing aircraft engines. See also STAND, AIRCRAFT ENGINE; TEST STAND, AIRCRAFT ENGINE and STAND, MAINTENANCE, RAIL TYPE.

What is an Aircraft Engine Accessories Maintenance Stand?

An Aircraft Engine Accessories Maintenance Stand (STAND,MAINTENANCE,AIRCRAFT ENGINE ACCESSORIES) is see also STAND, MAINTENANCE, RAIL TYPE.

What is an Interconnecting Box?

An Interconnecting Box is an inclosure which includes mounts and protects such items as switches, circuit breakers, jacks, fuseholders, connectors, terminals and/or terminal boards, resistors, capacitors, transformers, and the like. It is primarily designed to interconnect two or more electrical and/or electronic items, except primary power source(s) such as generator(s) and battery(ies). It may include a cover or door. For inclosures which connect one or more primary power source(s) to one or more electrical and/or electronic item(s), see DISTRIBUTION BOX. See also CIRCUIT BREAKER BOX; TERMINAL BOX and INTERCONNECTING CABINET.

What is a Pitot And Static Systems Tester?

A Pitot And Static Systems Tester (TESTER,PITOT AND STATIC SYSTEMS) is a device designed to check the pitot and static systems of aircraft, guided missiles, rockets or the like for leaks. It may also be used to calibrate air speed indicators, altimeters, rate of climb indicators and machmeters.

What is a Hydraulic Accumulator?

A Hydraulic Accumulator (ACCUMULATOR,HYDRAULIC) is an accumulator in which liquids are stored under pressure for momentary energy in a hydraulic system. Excludes ACCUMULATOR, HYDRAULIC, SQUIB ACTUATED.

What is a Helicopter Rotor Head Balance And Blade Track Run Test Equipment?

A Helicopter Rotor Head Balance And Blade Track Run Test Equipment (TEST EQUIPMENT,HELICOPTER ROTOR HEAD BALANCE AND BLADE TRACK RUN) is a group of items such as balancers, tracker blade strobex, beam indicator scales, magnetic pick-ups, mechanical accelerometers, patch targets, cables and other accessories for testing the rotor head balance and the rotor blade track run of a helicopter. It does not contain spare replacements.

What is an Aircraft Ejection Seat Tool And Equipment Kit?

An Aircraft Ejection Seat Tool And Equipment Kit (TOOL AND EQUIPMENT KIT,AIRCRAFT EJECTION SEAT) is a group of items specifically designed to perform maintenance on an aircraft ejection seat.

What is an Aircraft Maintenance Fixture?

An Aircraft Maintenance Fixture (FIXTURE,AIRCRAFT MAINTENANCE) is a fixture designed to hold/position aircraft components to facilitate inspection, repair, testing and/or replacement of components. D0 not use if a more specific name applies. See FIXTURE (1) (as modified).

What is a Test Program Set?

A Test Program Set is a collection of items consisting of electrical/electronic and other specialized equipment used for inspection, fault isolation, maintenance and/or repair and any other evaluations of the components and/or equipment. May include cables, fixtures, interface test adapter, software and operational instructions.

What is an Aircraft Maintenance Kit?

An Aircraft Maintenance Kit (MAINTENANCE KIT,AIRCRAFT) is a maintenance kit for components of airplanes, helicopters, and the like.

What is an Electrical-Electronic Test And Measuring Equipment Case?

An Electrical-Electronic Test And Measuring Equipment Case (CASE,ELECTRICAL-ELECTRONIC TEST AND MEASURING EQUIPMENT) is a case specifically designed for electrical-electronic test and measuring equipment. It may be designed to protect against shock and vibration.

What is an Aircraft Maintenance Fixture Set?

An Aircraft Maintenance Fixture Set (FIXTURE SET,AIRCRAFT MAINTENANCE) is a group of two or more FIXTURE (1), AIRCRAFT MAINTENANCE. It may also include attachment hardware, gaskets, valves and fittings.

What is a Maintenance Aircraft Repair Kit?

A Maintenance Aircraft Repair Kit (REPAIR KIT,AIRCRAFT,MAINTENANCE) is a group of tools and parts used for equipment maintenance or repair. May provide replacement parts to facilitate such functions as inspection, test and repair, for the specific purpose of restoring and/or improving operational status of a component or equipment.

What is an Aircraft Engine Test Set?

An Aircraft Engine Test Set (TEST SET,AIRCRAFT ENGINE) is a test set primarily designed for use in making examinations of the performance and/or characteristics of aircraft engines.

What is a Test Control Panel?

A Test Control Panel (CONTROL PANEL,TEST) is a panel that is specifically designed to control the actions of and is an integral part of a test set or a test station. Excludes PANEL, TEST, ELECTRICAL; PANEL, POWER DISTRIBUTION; PANEL, INDICATOR; and PANEL BLANK.

What is a Maintenance And Repair Shop Equipment Modification Kit?

A Maintenance And Repair Shop Equipment Modification Kit (MODIFICATION KIT,MAINTENANCE AND REPAIR SHOP EQUIPMENT) is an item or items employed to modify specially designed maintenance or repair shop equipments.

What is an Aircraft Maintenance Rigging Kit?

An Aircraft Maintenance Rigging Kit (RIGGING KIT,AIRCRAFT MAINTENANCE) is a collection of items such as pins, brackets, support cables, measuring devices, and the like used to secure components in place while maintenance, inspection, removal and/or installation is being performed on adjoining components. Not normally used in servicing functions. May include carring/storage case. Excludes MAINTENANCE KIT (1), AIRCRAFT.

What is an Aircraft Control Rigging Template?

An Aircraft Control Rigging Template (TEMPLATE,CONTROL RIGGING,AIRCRAFT) is a device made of metal and/or plastic used for the aligment of controls and/or components of an aircraft control system and/or aircraft engine. It may have a graduated scale for measurement and/or holes for the insertion of rigging pins.

What is a Test Set Accessory Kit?

A Test Set Accessory Kit (ACCESSORY KIT,TEST SET) is an accessory kit containing two or more supplemental items, such as attentuators, dummy loads, BRIDGE, IMPEDANCE, isolation transformers, and the like which are necessary to perform test and/or perform maintenance procedures on a piece of equipment or a system in conjunction with a TEST SET, (as modified).

What is an Aircraft Engine Maintenance Fixture?

An Aircraft Engine Maintenance Fixture (FIXTURE,ENGINE MAINTENANCE,AIRCRAFT) is a fixture designed to hold/position aircraft engine/engine components to facilitate inspection, maintenance, repair, testing and/or replacement of components.

What is an Aircraft Hydraulic System Components Fixture?

An Aircraft Hydraulic System Components Fixture (FIXTURE,HYDRAULIC SYSTEM COMPONENTS,AIRCRAFT) is a fixture designed to hold/position aircraft hydraulic system components/subassemblies to facilitate inspection, maintenance, repair, testing and/or replacement.

What is an Interface Device Adapter Assembly?

An Interface Device Adapter Assembly (ADAPTER ASSEMBLY,INTERFACE DEVICE) is a device designed to facilitate connection, provide accommodation, enable application, to permit use of a given item with an unlike item.

What is an Electrical Interface Device Cable Assembly?

An Electrical Interface Device Cable Assembly (CABLE ASSEMBLY,INTERFACE DEVICE,ELECTRICAL) is a specifically designed item, with or without branches, having one or more ends processed or terminated in fittings for use between Units Under Test and interface devices.

What is an Aircraft Maintenance Alignment Jig?

An Aircraft Maintenance Alignment Jig (JIG,ALIGNMENT,AIRCRAFT MAINTENANCE) is a jig designed to align aircraft components during maintenance and/or test procedures.

What is an Aircraft Maintenance Drill Jig?

An Aircraft Maintenance Drill Jig (JIG,DRILL,AIRCRAFT MAINTENANCE) is a jig designed to align drill points when performing maintenance on aircraft components.

What is an Aircraft Maintenance Tool Kit Case?

An Aircraft Maintenance Tool Kit Case (CASE,TOOL KIT,AIRCRAFT MAINTENANCE) is a reusable item with various shapes designed to store tool kits for maintenance operations. It may have several compartments and a carrying handle.

What is a Pressure Test Adapter?

A Pressure Test Adapter (ADAPTER,PRESSURE TEST) is an item which provides the facilities for connecting hydraulic or pneumatic items to be tested to a piece of test equipment. Excludes ADAPTER, MECHANICAL TEST; and ADAPTER (2), TEST.

What is a Test Block Adapter?

A Test Block Adapter (ADAPTER,TEST BLOCK) is an adapter which provides the facilities for connecting hydraulic or pneumatic items to be tested to a piece of test equipment. Excludes ADAPTER, MECHANICAL TEST and ADAPTER (2), TEST.

What is a Fuel Control System Test Set?

A Fuel Control System Test Set (TEST SET,FUEL CONTROL SYSTEM) is an item specifically designed to provide appropriate instrumentation and data acquisition/control logic for testing of an aircraft or vehicular fuel system and/or components.

What is a Power Distribution Console?

A Power Distribution Console (CONSOLE,POWER DISTRIBUTION) is a console specifically designed to distribute and control electrical power. It includes equipment to supply either alternating or direct current of various output characteristics.

What is a Control Test Set?

A Control Test Set (TEST SET,CONTROL) is a test set specifically designed for use in making examinations of controls.

What is an Electronic Systems Test Set?

An Electronic Systems Test Set (TEST SET,ELECTRONIC SYSTEMS) is a test set specifically designed for use in making examinations and providing discrete evaluations of the over-all performance of a system(s) or subsystem(s). Excludes TEST SET (1), ANTENNA SYSTEM; TEST SET (1), FIRE CONTROL SYSTEM; TEST SET (1), FLIGHT CONTROL SYSTEM; and TEST SET (1), TELEMETERING SYSTEM.

What is an Aircraft Component Maintenance Stand?

An Aircraft Component Maintenance Stand (STAND,MAINTENANCE,AIRCRAFT COMPONENT) is an aerospace ground equipment frame used for supporting off-aircraft subassemblies and subsystem components during and awaiting maintenance. May be multifunctional or capable of holding items in multiple position. Wheels, casters, or shock absorbing legs may be included. Use a more specific STAND name if available.

Aircraft Maintenance and Repair Shop Specialized Equipment - United Kingdom (UK)

Federal Supply Class (FSC): 4920

NATO Supply Classification Class (NSC): 4920

Federal Supply Group (FSG): 49 Maintenance and Repair Shop Equipment

NATO Supply Classification Group (NSG): 49 Maintenance and Repair Shop Equipment

Items Managed by United Kingdom (UK) - NCB is 99

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NSN Format for Aircraft Maintenance and Repair Shop Specialized Equipment
Codified by United Kingdom

49	20	99	XXX
Group FSG	Class	NCB	Identifier
FSC Federal Supply Class		NIIN
NSN

NATO Supply Class 4920 is a classification within NATO Supply Group 49, which is dedicated to Maintenance And Repair Shop Equipment. Specifically, Class 4920 focuses on Aircraft Maintenance And Repair Shop Specialized Equipment.

This class includes specialized equipment that is used in aircraft maintenance and repair shops. It encompasses a wide range of tools and machinery that are specifically designed for the maintenance and repair of aircraft.

Some examples of equipment that fall under NATO Supply Class 4920 include:

1. Aircraft engine stands: These are used to securely hold aircraft engines during maintenance and repair work.

2. Aircraft jacks: These are hydraulic or mechanical devices used to lift and support aircraft during maintenance procedures.

3. Aircraft tire changers: These are specialized machines used to remove and replace tires on aircraft.

4. Aircraft component test sets: These are electronic testing devices used to diagnose and troubleshoot various components of an aircraft.

5. Aircraft fuel system maintenance equipment: This includes equipment used for cleaning, testing, and repairing aircraft fuel systems.

6. Aircraft hydraulic system maintenance equipment: This includes tools and machinery used for maintaining and repairing hydraulic systems in aircraft.

7. Aircraft electrical system maintenance equipment: This includes equipment used for testing, repairing, and maintaining electrical systems in aircraft.

These are just a few examples of the specialized equipment that falls under NATO Supply Class 4920. The class is designed to ensure that aircraft maintenance and repair shops have access to the necessary tools and machinery to effectively and safely carry out their work.

FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment - United Kingdom (UK)

Includes Maintenance stands designed for support of aircraft assemblies during repair or overhaul; Test Stands and Test Equipment specially designed for maintenance and repair of aircraft components such as: engines, generators, hydraulic systems, armament, automatic pilot, fire control, flight control, and navigational systems.

Excludes Hand Tools; Airfield Maintenance Platforms; Basic types of electrical and electronic test instruments, including those specially designed, such as ammeters, voltmeters ohmmeters, multimeters, and similar instruments, as shown in the indexes to the FSC; Test Apparatus used for both communications and other electrical and electronic equipment.

Note-Specialized equipment which is designed for automotive maintenance and repair, and which is also used for the maintenance and repair of nonautomotive vehicles or equipment, will be classified in Class 4910. Jigs, fixtures, and templates used in conjunction with maintenance and repair shop specialized equipment are classified in this group. However, jigs, fixtures, and templates used in conjunction with metalworking machinery are classified in Group 34. Infrared assemblies, subassemblies, and components specifically designed as test and maintenance specialized equipment are classified in the appropriate classes of this group. Excluded from this group is infrared equipment designed for testing communications and night vision equipment.

Frequently Asked Questions(FAQ) for Federal Supply Class 4920

Supply Items Included in Federal Supply Class 4920

Stock Items From Supply Class 4920 Page 9 of 106